修复生成sql差异文件为方法

update/utils/db_compare.py

@@ -92,6 +92,8 @@ class DbCompare:
                     pass
                 elif line.strip().startswith('ALTER VIEW'):
                     pass
+                elif line.strip().startswith('('):
+                    pass
                 elif line.strip().startswith('ALTER DEFINER'):
                     temp.append(line)
                     alter_definer = 1